<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>验证函数调⽤时this指向</title>
</head>
<body>
    <script>
        function foo() {
        console.log("foo函数:", this);
}
        foo();
        var obj = { name: "gkd" };
        obj.showThis = foo;

        obj.showThis();
    </script>
    
</body>
</html>